Recherchez avec le numéro de pièce ainsi que le fabricant ou la description
The AK4254 is a 2ch Video AMP with 7:2 video switch, input clamp circuit, LPF and charge pump circuit. The integrated charge pump circuit can generate the negative power supply and remove the output coupling capacitor. The AK4254 suits Car Navigation system. The AK4254 is offered in a space saving 30pin VSOP package. FEATURES www.DataSheet4U.com 1. Video Se.
www.DataSheet4U.com
1. Video Section
• Composite Signal Inputs/Output
• Selector for 7 inputs and 2 outputs
• Video Driver for Composite Signal Output (+6dB)
• On-Chip Sync-tip Clamp Circuit
• 6MHz Low Pass Filter
• Charge pump circuit for negative power supply
• Parallel I/F or Serial µP I/F (I2C, 3-wires serial) 2. Power Supply: 2.7V ~ 3.6V 3. Ta=-40 ∼ +85°C 4. Package: 30pin VSOP
VIN1 VIN2 VIN3 VIN4 VIN5 VIN6 VIN7 Sync-tip Clamp AVDD AVSS LPF TEST +6dB VOUT2 SW2 LPF +6dB VOUT1
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
SW1
PDN P/S I2C/SEL22 CDTI/SDA/SEL21 CCLK/SCL/SEL20 CSN/SEL12 CAD1/SE.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | AK4250 |
Asahi Kasei Microsystems |
Output Coupling Capacitor-less Video Amp |
|
| 2 | AK4252 |
Asahi Kasei Microsystems |
Output Coupling Capacitor-less Video Amp |
|
| 3 | AK4201 |
Asahi Kasei Microsystems |
Stereo Cap-less HP-Amp |
|
| 4 | AK4203 |
AKM |
Stereo Cap-less LINE-Amp and Video-Amp |
|
| 5 | AK4204 |
AKM |
Stereo Cap-less LINE-Amp and Video-Amp |
|
| 6 | AK4205 |
AKM |
Ultra Low Noise and Distortion Headphone Amp |
|
| 7 | AK4220 |
Asahi Kasei Microsystems |
7:3 Audio Switch and 6:3 Video Switch |
|
| 8 | AK4223 |
Asahi Kasei Microsystems |
6:2 Audio Switch and 6:2 Video Switch |
|
| 9 | AK4101A |
Asahi Kasei Microsystems |
Quad Outputs 192kHz 24-Bit DIT |
|
| 10 | AK4103 |
Asahi Kasei Microsystems |
192kHz 24-Bit DIT |
|
| 11 | AK4103A |
Asahi Kasei Microsystems |
192kHz 24-Bit DIT |
|
| 12 | AK4104 |
Asahi Kasei Microsystems |
192kHz 24-Bit 3.3V DIT |
|